Learn how to protect your PC, identity, and data from tech support scams.

Find out more info about what doxing is and how to protect yourself from those who might try to use your private info against you on the Xbox service.

Protect your Android, iPhone, Mac, and Windows devices from threats by installing Microsoft Defender. Download Microsoft Defender on your devices either by: Scanning the following QR code Searching for Microsoft Defender in your app store Sharing with your devices, the following link: Copy link We encourage you to install Microsoft Defender on at least five devices per person. Ready to give it ...

如果你怀疑你的设备可能有恶意软件，你应该Microsoft Defender运行扫描。 下面介绍如何在 Windows、Mac 或 Android 上执行此操作。

Provides information for avoiding and reporting Microsoft technical support scams.

安裝 Microsoft Defender，保護您的Android、iPhone、Mac和 Windows 裝置免於受到威脅。 在您的裝置上下載 Microsoft Defender，方法如下： 掃描下列 QR 代碼 在 App Store 中搜尋 Microsoft Defender 與您的裝置共用，下列連結： 複製連結 我們鼓勵您為每個人至少在五部裝置上安裝 Microsoft Defender。 準備好試試看了嗎？

Phishing (pronounced: fishing) is an attack that attempts to steal your money, or your identity, by getting you to reveal personal information -- such as credit card numbers, bank information, or passwords -- on websites that pretend to be legitimate. Cybercriminals typically pretend to be reputable companies, friends, or acquaintances in a fake message, which contains a link to a phishing ...

有兩種方式可允許應用程式通過 Windows Defender 防火牆。 兩者都有風險： 將應用程式新增至允許的應用程式清單 (風險較低) 開啟 (風險更大的埠) 當您在 Windows 防火牆中開啟埠時，即允許流量進入或註銷您的裝置。 這會降低裝置的安全性，並可能會讓駭客或惡意代碼有機會使用其中一個開口來取得您 ...

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Microsoft Support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows 11, Surface, and more.